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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Provides speaker functionality |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <AudioPreference.h> |
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20 |
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21 #include "cspspeaker.h" |
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22 #include "csplogger.h" |
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23 #include "mcspdevsoundobserver.h" |
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24 |
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25 //Audio levels |
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26 //Max volume level |
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27 const TInt KMaxVolumeLevel = 10; |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // Static constructor |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 CSPSpeaker* CSPSpeaker::NewL( |
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34 MCSPDevSoundObserver& aObserver ) |
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35 { |
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36 CSPSpeaker* self = new( ELeave ) CSPSpeaker( aObserver ); |
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37 CleanupStack::PushL( self ); |
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38 self->ConstructL(); |
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39 CleanupStack::Pop( self ); |
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40 return self; |
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41 } |
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42 |
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43 // --------------------------------------------------------------------------- |
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44 // Destructor. |
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45 // --------------------------------------------------------------------------- |
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46 // |
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47 CSPSpeaker::~CSPSpeaker() |
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48 { |
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49 } |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // Sets volume |
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53 // Volume needs to be converted from 0-10 scale to the volume scale used by |
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54 // DevSound 0 - MaxVolume(). |
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55 // No need to check aVolume value, because devsound takes care |
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56 // than illegal value are converted to legal, ie <0 are 0 and >MaxVolume |
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57 // are set to MaxVolume. |
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58 // --------------------------------------------------------------------------- |
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59 // |
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60 void CSPSpeaker::SetVolume( TInt aVolume ) |
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61 { |
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62 TInt vol( 0 ); |
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63 vol = iDevSound->MaxVolume() * aVolume / KMaxVolumeLevel; |
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64 iDevSound->SetVolume( vol ); |
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65 CSPLOGSTRING2(CSPINT, "CSPSpeaker::SetVolume() \ |
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66 vol=%d", vol ); |
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67 CSPLOGSTRING2(CSPINT, "CSPSpeaker::SetVolume() \ |
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68 maxVol=%d", iDevSound->MaxVolume() ); |
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69 } |
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70 |
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71 // --------------------------------------------------------------------------- |
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72 // Gives volume |
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73 // --------------------------------------------------------------------------- |
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74 // |
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75 TInt CSPSpeaker::Volume() |
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76 { |
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77 TInt devVol = iDevSound->Volume(); |
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78 CSPLOGSTRING2(CSPINT, "CSPSpeaker::Volume \ |
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79 vol from DevSound =%d", devVol ); |
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80 TInt vol = devVol * KMaxVolumeLevel / iDevSound->MaxVolume(); |
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81 |
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82 CSPLOGSTRING2(CSPINT, "CSPSpeaker::Volume() \ |
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83 vol=%d", vol ); |
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84 |
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85 return vol; |
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86 } |
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87 |
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88 // --------------------------------------------------------------------------- |
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89 // From class MDevSoundObserver |
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90 // Speaker stream has been activated successfully. |
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91 // --------------------------------------------------------------------------- |
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92 // |
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93 void CSPSpeaker::BufferToBeFilled( CMMFBuffer* /*aBuffer*/ ) |
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94 { |
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95 CSPLOGSTRING( CSPINT, "CSPSpeaker::BufferToBeFilled activated" ); |
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96 // We dont react to devsound messages unless we are activating. |
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97 if( IsActivationOngoing() ) |
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98 { |
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99 iActive = ETrue; |
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100 iActivationOngoing = EFalse; |
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101 iObserver.SpeakerActivatedSuccessfully(); |
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102 } |
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103 } |
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104 |
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105 // --------------------------------------------------------------------------- |
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106 // From class MDevSoundObserver |
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107 // Speaker stream activation failed |
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108 // --------------------------------------------------------------------------- |
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109 // |
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110 void CSPSpeaker::PlayError( TInt aError ) |
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111 { |
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112 CSPLOGSTRING( CSPINT, "CSPSpeaker::PlayError" ); |
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113 |
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114 // We dont react to devsound messages unless we are activating. |
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115 if( IsActivationOngoing() ) |
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116 { |
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117 CSPLOGSTRING( CSPINT, "CSPSpeaker::PlayError activation failed" ); |
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118 if( aError == KErrAccessDenied ) |
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119 { |
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120 iActivationOngoing = EFalse; |
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121 iObserver.SpeakerActivationFailed(); |
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122 } |
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123 } |
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124 } |
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125 |
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126 // --------------------------------------------------------------------------- |
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127 // From class CSPDevsound |
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128 // Tries to activate speaker stream. |
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129 // --------------------------------------------------------------------------- |
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130 // |
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131 void CSPSpeaker::DoActivateL() |
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132 { |
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133 iDevSound->PlayInitL(); |
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134 } |
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135 |
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136 // --------------------------------------------------------------------------- |
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137 // Constructor |
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138 // --------------------------------------------------------------------------- |
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139 // |
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140 CSPSpeaker::CSPSpeaker( |
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141 MCSPDevSoundObserver& aObserver ) : |
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142 CSPDevSound( aObserver ) |
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143 { |
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144 } |
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145 |
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146 // --------------------------------------------------------------------------- |
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147 // Second phase constructor |
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148 // --------------------------------------------------------------------------- |
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149 // |
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150 void CSPSpeaker::ConstructL() |
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151 { |
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152 CSPDevSound::ConstructL( |
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153 EMMFStatePlaying, |
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154 KAudioPrefCSCallDownlink, |
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155 KAudioPriorityCSCallDownlink ); |
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156 } |
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157 |
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158 // End of File |